General

  • Target

    13052024_1238_10052024_PrintRequest Proof of transfer copy.Tar

  • Size

    594KB

  • Sample

    240513-pvjrsafe64

  • MD5

    0544b862ca32f517ce0e1e96ce495c21

  • SHA1

    4d05bf8004332e7d5a9ca70495c7b624d5405fc3

  • SHA256

    48f15e2cbfe8eb5c96bc14092ce38a79b9c54d52c687cc8301b6b4787b944572

  • SHA512

    dcc12549e647b6fdd3af9510b43bc5358b04634dce5f0c771c17032e44fb92af40ea882145a4adb8fb65743415a4cd48eb889dde3c079f8d843370062fc8794e

  • SSDEEP

    12288:1PpQT0quKcRa3v2hn0AXMxnUKtxNvtDbjcbr1tYYqHaQS7lF7i:pp7ybe10A8t9RbQbr12u/7i

Malware Config

Extracted

Family

remcos

Botnet

NEWRemoteHost-APRILFILE

C2

www.pentegrasystem.com:9231

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-3A6IQD

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      PrintRequest Proof of transfer copy.cmd

    • Size

      2.7MB

    • MD5

      1dca64bb59f0121045c5ef14703bc2ed

    • SHA1

      6baf7ebace885ec0c7db99904e9b65f28994d6be

    • SHA256

      4e7476e32e43cd2e46e1640fcac68de3afbd044b08f76661378d0f4bea0f39c9

    • SHA512

      8e4673bd28b3484e55e46b0592bebf6c9d0a397defe3ba4c836b2bd04e680398df2b45c8fb771492279270e4d35fa1a3c9df2eb62c4fda6de89577c32c9a1d1a

    • SSDEEP

      24576:srxwK+DtoQXo3twW5xYRLgd9b+n7ARtI7zv2ziFjbdVuxBJGhRCpC:srxwK+DtpPW56s9b+n7ARi7zv2wyC

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks